[化] 低温蒸馏

Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only withi

发表于:2018-12-01 / 阅读(267) / 评论(0) 分类 新东方背诵文选

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 mend Things will mend in time. v. 改进

发表于:2018-12-05 / 阅读(147) / 评论(0) 分类 每日攻克5词

Steve Jobs was racing to ensure the Macintosh 乔布斯想要先声夺人 was the first personal computer to have icons on the screen. 确保Macintosh是第一台屏幕上有图标的个人电脑 But just before it was due to be unveiled, 而就在Ma

发表于:2018-12-27 / 阅读(111) / 评论(0) 分类 名人传记

About one thousand years ago, war and famine forced the Hakka ancestors to depart from China's central plains, embarking on a collective southward migration. 上溯千年,因战乱和饥荒 客家人的祖先从中原腹地出发 开始陆续大规模

发表于:2018-12-28 / 阅读(93) / 评论(0) 分类 舌尖上的中国第一季

Cooking is one big science experiment and chefs have been gaining fame for more explicit uses of scentific techniques and tools in the kitchen. Now, according to an article in the December issue of physics world, mixologists the folks behind the bar

发表于:2019-01-08 / 阅读(120) / 评论(0) 分类 Scientific American(十二)月

Cooking is one big science experiment. And chefs have been gaining fame for more explicit use of scientific techniques and tools in the kitchen. Now, according to an article in the December issue of Physics World, mixologiststhe folks behind the bara

发表于:2019-01-08 / 阅读(128) / 评论(0) 分类 Scientific American(十二)月

化学品/农药残留物检测系统 - Chemical/pesticide residue testing; 外界污染源勘测仪器 - Detection of foreign contaminating objects; 实验室设备和传感器 - Laboratory equipment and sensors; 射线杀菌和巴氏杀菌消毒技术

发表于:2019-01-08 / 阅读(180) / 评论(0) 分类 医学英语

By Cathy Majtenyi Nairobi 19 May 2008 Fuel efficient stoves and ceramic water purifiers are two examples of low-tech innovations that can help people in poor countries improve their quality of life. Because what is known as appropriate technology usu

发表于:2019-01-10 / 阅读(145) / 评论(0) 分类 VOA标准英语2008年(五月)

All Time Low The Wanted Praying won't do it Hating won't do it Drinking won't do it Fighting won't knock you out Of my head Hiding won't hide it Smiling won't hide it Like I ain't tried it Everyone's tried it now And failed somehow So when you gonna

发表于:2019-01-10 / 阅读(132) / 评论(0) 分类 好听的英文歌曲

Some bacteria have adapted to super cold environments for millions of years. And scientists have isolated some of the essential genes that allow bacteria to tolerate their harsh living conditionsbecause these same genes might help in the creation of

发表于:2019-01-11 / 阅读(153) / 评论(0) 分类 英语杂谈

Slow and Gentle Are Best in Treating Hypothermia From VOA Learning English, this is the Health Report in Special English. Last week, we talked about ways to avoid cold-weather injuries. This week, we are going to talk about emergency treatment of hyp

发表于:2019-01-12 / 阅读(117) / 评论(0) 分类 2013年VOA慢速英语(五)月

direct a./ad. 直接的(地)v. 指挥 direction n. 方向,方位 director n. 指导者,主任 directory n. 人名地址录,(电话)号码簿 disappoint v. 使失望 解析:disappointment n. 失望 d

发表于:2019-02-03 / 阅读(124) / 评论(0) 分类 英文语法词汇

oil field 油田 wildcat 盲目开掘的油井 percussive drilling 冲击钻探 rotary drilling 旋转钻探 offshore drilling 海底钻探 well 井,油井 derrick 井架 Christmas tree 采油树 cr

发表于:2019-02-03 / 阅读(144) / 评论(0) 分类 英文语法词汇

今天我们还是继续讲在大选年中时常用到的习惯用语。多数参选的侯选人在选战刚拉开序幕时常常会作承诺。例如,他们会信誓旦旦地保证绝不向竞争对手进行人身攻击,也决不信口诋毁对手

发表于:2019-02-12 / 阅读(184) / 评论(0) 分类 美国习惯用语

Something called the Danish Twin Study 一个叫丹麦双胞胎的研究表明, established that only about 10 percent 普通人在生物学允许的限度内的寿命, of how long the average person lives, 仅仅有百分之十 within certain bi

发表于:2019-02-14 / 阅读(126) / 评论(0) 分类 TED演讲科学篇

Those hours that with gentle work did frame, 时光老人曾用精雕细刻 The lovely gaze where every eye doth dwell, 刻出这众目所归的美颜, Will play the tyrants to the very same, 也会对它施暴虐于某一天, And that unfair whi

发表于:2019-02-16 / 阅读(203) / 评论(0) 分类 莎士比亚十四行诗全集

冠军单曲 围观帅哥:The Wanted - All Time Low The Wanted,英国新晋男子偶像组合为什么又是男子组合呢?还打偶像的招牌,看照片上果然是五只大帅哥,其中年龄最大的21岁,最小的17岁歌么,不错,

发表于:2019-02-17 / 阅读(135) / 评论(0) 分类 流行英文歌曲

How Low [Hook] How low can you go? [8x] [Ludacris] Luda! She could go lower than i ever really thought she could, Face down, ass up! The top of your booty jiggling out your jeans, Baby pull your pants up, I like it when i see you do it, Better then i

发表于:2019-02-18 / 阅读(177) / 评论(0) 分类 好听的英文歌曲

Low [Chorus:] Shawty had them Apple Bottom Jeans [Jeans] Boots with the fur [With the fur] The whole club was lookin at her She hit the flo [She hit the flo] Next thing you know Shawty got low low low low low low low low Them baggy sweat pants And th

发表于:2019-02-18 / 阅读(147) / 评论(0) 分类 好听的英文歌曲

Brandy From Wine: How Alcohol Is Turned Into Brandy? 白兰地酿造工艺精湛,特别讲究陈酿时间与勾兑的技艺,其中陈酿时间的长短更是衡量白兰地酒质优劣的重要标准。干邑地区各厂家贮藏在橡木桶中的

发表于:2019-02-24 / 阅读(110) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
act of the seller
actuated error
alkerans
amber acid
antiglucocorticoids
Arimaspi
attached tension
Australian sumac
auto linefeed
Bato, L.
bismuth lead alloy seal
bouraq
cabinlike
Candida guilliermondi
chipeener
chonch
chronometric distance
cinchophyllamine
close sizing
closed-door
CMFM shoes
coefficient of nondetermination
condenser input filter
continuous dust dislodging
creeping juniper
cross country power
crystal video receiver
Cumbria
cumulative quantity discounts
database registration wizard
decreolisation
deradelphus
enclosed cutter
endovaginal
engendereth
epigoni
evangile
five-setter
full-span galloping
Fusulinina
gasoline poisoning
gigaliter
GMAB
goods line
greteman
grigoriu
gunmetals mount
hairs of the head
heat-sensitive recorder
initial parameter
insulating clothing
intel 80286 microprocessor
intransitive dependence
invoice to transfer
La Gouesnière
lamprophyre
lens caps
Martigny-les-Gerbonvaux
may have
Mazus celsioides
minutenesses
money-boxes
nanomelous
network extender
Nizhnyaya Zolotitsa
numerologies
old nova
orthetist
overanneal
Pentrefoelas
pertinent questions
piezoelectric ceramic ring
poeck
portable muller
promotion prospects
public interest immunity
remote centre/center compliance
remote sensing technology
removal of ship for repairs
repetition rate
rewriteable
Rosa pseudobanksiae
sawtooth retrace
Scarlets Mill
school dinners
sigmet information
simple field
snitter
special measures
sweep representation
tailings road
Tambawel
the golden cockerel
the pipes
thyristor module
toroidal plasmoid
Treves operation
turtle trap
vestigial-sideband transmission
visionariness
washing compartment
wood-pasture